Home / 2,154,611.21-3,235,577.59-1,439,547.98

Finding the Fourth Proportional to 2,154,611.21, 3,235,577.59 and 1,439,547.98

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Solution

The fourth proportional to 2,154,611.21, 3,235,577.59 and 1,439,547.98 is: 2,161,767.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,154,611.21 : 3,235,577.59 = 1,439,547.98 : x
  2. Step 2: Convert to fraction form
    2,154,611.21/3,235,577.59 = 1,439,547.98/x
  3. Step 3: Cross multiply
    2,154,611.21x = 3,235,577.59 × 1,439,547.98
  4. Step 4: Simplify right side
    2,154,611.21x = 4,657,769,160,442.14
  5. Step 5: Solve for x
    x = 4,657,769,160,442.14/2,154,611.21
  6. Step 6: Final answer
    x = 2,161,767.82

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.